Factor Info

ID 28406
Size 730 digits / 2422 bits
Status composite
Value 1220277191838892166028324752655794723872088169714444491900920691622873293318295763628633207495423961043029311278471622594579040919460687223964465215269742521600567951466890194112582022749585455160792913984947054197462769471759328495654180062058520889054960318452870102032908350324808226337421486585507013317018536496057295778960091449051029398400148872891079789876655159672084713585021071473602243333943976255746705406531686048826404197054283591777535395146730477076036040380620339084286018637707518637884644934804519589910908512470368326268481648203817543700363851933048555281202958758215267663168904124960204630917026180842844554369252030233620998773161363755310111685623541177866177587993332144712172180404386455730374493463117

Factorizations

Primary (ID: 19456) 17468739848498438039329935679794457 (proven prime)
(ID: 41207) 69854906674552351104878921398405875978504762882283774581273624781987764193602638917851507736052074849604689777032495636750394356381784743453532320922010309978365012253503192718007728843979162694952458579532941888999839058648729552779300990876759008957627297963626156881689606955876539309742904813443164691919867913508729463282848872883873361865673469759132932013523914275992181696271666981981461688865572442930921097098724326488213047535541935275275306769896362236475354477451913662622082926065771015648445486053018986750229388851472928637470013882771133911298018302333397701310426356408585313683521685654932550723295366380351333382017976699186840181632129337978835572233191960019052105647575381 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.